she will probably return somehow due to this complicated time travel rules

Kara and Thea?????? Neither of them are speedsters

City had changed the question after posting it which is why Kara and Thea were talked about.

Barry, Nora, Dawn, Bart

Barry

I would say jay because he is you the oh speedster

Superman!

Not a speedster

Original answer, no one else said Superman. So why Superman?